LEE YUN HWANG has a total of 11 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2004. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets electrical machinery and energy, basic materials chemistry and machine tools are YUYAO YUDA IND CO LTD, CAI GANQIANG and SHENZHEN FLUENCE TECHNOLOGY PLC.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 11 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Basic materials chemistry | |
#3 | Machine tools | |
#4 | Agriculture |
# | Technology | |
---|---|---|
#1 | Lighting device details | |
#2 | Special light sources | |
#3 | Non-portable lighting devices | |
#4 | Semiconductor light sources | |
#5 | Indexing scheme for uses of lighting devices | |
#6 | Animal care | |
#7 | Sawing | |
#8 | Pigments |
# | Name | Total Patents |
---|---|---|
#1 | Lee Yun Hwang | 11 |
#2 | Kim Jong Young | 3 |
#3 | Lee Hyo Jung | 1 |
Publication | Filing date | Title |
---|---|---|
KR102178985B1 | Lighting fixtures with a sub-frame | |
KR102064383B1 | Cutting device | |
KR101997424B1 | Lighting fixtures of compact type frame structure | |
KR101862992B1 | Ceiling and wall mounting type lighting device | |
KR101613037B1 | Lighting device with side lighting effect | |
KR20090087213A | Lighting lamp case | |
KR20090087212A | Lighting lamp case | |
KR20090084064A | Lighting device using led | |
KR20090059833A | Power saving fluorescent lamp with waterproof function for water tank for fish | |
KR20090039142A | Frame of lamp device | |
KR20050043719A | Asymmetric azo metal complex and dye composition containing that |